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Posted to commits@hbase.apache.org by gi...@apache.org on 2017/05/31 14:59:47 UTC
[02/28] hbase-site git commit: Published site at
82d554e3783372cc6b05489452c815b57c06f6cd.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/f4ba10c1/testdevapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/TestReplicator.ReplicationEndpointForTest.ReplicatorForTest.html
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diff --git a/testdevapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/TestReplicator.ReplicationEndpointForTest.ReplicatorForTest.html b/testdevapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/TestReplicator.ReplicationEndpointForTest.ReplicatorForTest.html
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+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<html lang="en">
+<head>
+<title>Source code</title>
+<link rel="stylesheet" type="text/css" href="../../../../../../../stylesheet.css" title="Style">
+</head>
+<body>
+<div class="sourceContainer">
+<pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a>
+<span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a>
+<span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a>
+<span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a>
+<span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a>
+<span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a>
+<span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a>
+<span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a>
+<span class="sourceLineNo">009</span> *<a name="line.9"></a>
+<span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a>
+<span class="sourceLineNo">011</span> *<a name="line.11"></a>
+<span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a>
+<span class="sourceLineNo">013</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a>
+<span class="sourceLineNo">014</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a>
+<span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a>
+<span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a>
+<span class="sourceLineNo">017</span> */<a name="line.17"></a>
+<span class="sourceLineNo">018</span>package org.apache.hadoop.hbase.replication.regionserver;<a name="line.18"></a>
+<span class="sourceLineNo">019</span><a name="line.19"></a>
+<span class="sourceLineNo">020</span>import static org.junit.Assert.assertEquals;<a name="line.20"></a>
+<span class="sourceLineNo">021</span><a name="line.21"></a>
+<span class="sourceLineNo">022</span>import java.io.IOException;<a name="line.22"></a>
+<span class="sourceLineNo">023</span>import java.util.List;<a name="line.23"></a>
+<span class="sourceLineNo">024</span>import java.util.concurrent.atomic.AtomicBoolean;<a name="line.24"></a>
+<span class="sourceLineNo">025</span><a name="line.25"></a>
+<span class="sourceLineNo">026</span>import org.apache.commons.logging.Log;<a name="line.26"></a>
+<span class="sourceLineNo">027</span>import org.apache.commons.logging.LogFactory;<a name="line.27"></a>
+<span class="sourceLineNo">028</span>import org.apache.hadoop.fs.Path;<a name="line.28"></a>
+<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.HBaseTestingUtility;<a name="line.29"></a>
+<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.TableName;<a name="line.30"></a>
+<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.Waiter;<a name="line.31"></a>
+<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.client.HBaseAdmin;<a name="line.32"></a>
+<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.client.Put;<a name="line.33"></a>
+<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.ipc.RpcServer;<a name="line.34"></a>
+<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.QuotaProtos.GetSpaceQuotaSnapshotsRequest;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.QuotaProtos.GetSpaceQuotaSnapshotsResponse;<a name="line.37"></a>
+<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.*;<a name="line.38"></a>
+<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.shaded.com.google.protobuf.RpcController;<a name="line.39"></a>
+<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.shaded.com.google.protobuf.ServiceException;<a name="line.40"></a>
+<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.replication.ReplicationPeerConfig;<a name="line.41"></a>
+<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.replication.TestReplicationBase;<a name="line.42"></a>
+<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.replication.regionserver.HBaseInterClusterReplicationEndpoint;<a name="line.43"></a>
+<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.44"></a>
+<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.wal.WAL.Entry;<a name="line.45"></a>
+<span class="sourceLineNo">046</span><a name="line.46"></a>
+<span class="sourceLineNo">047</span>import org.junit.AfterClass;<a name="line.47"></a>
+<span class="sourceLineNo">048</span>import org.junit.BeforeClass;<a name="line.48"></a>
+<span class="sourceLineNo">049</span>import org.junit.Test;<a name="line.49"></a>
+<span class="sourceLineNo">050</span>import org.junit.experimental.categories.Category;<a name="line.50"></a>
+<span class="sourceLineNo">051</span><a name="line.51"></a>
+<span class="sourceLineNo">052</span><a name="line.52"></a>
+<span class="sourceLineNo">053</span>@Category(MediumTests.class)<a name="line.53"></a>
+<span class="sourceLineNo">054</span>public class TestReplicator extends TestReplicationBase {<a name="line.54"></a>
+<span class="sourceLineNo">055</span><a name="line.55"></a>
+<span class="sourceLineNo">056</span> static final Log LOG = LogFactory.getLog(TestReplicator.class);<a name="line.56"></a>
+<span class="sourceLineNo">057</span> static final int NUM_ROWS = 10;<a name="line.57"></a>
+<span class="sourceLineNo">058</span><a name="line.58"></a>
+<span class="sourceLineNo">059</span> @BeforeClass<a name="line.59"></a>
+<span class="sourceLineNo">060</span> public static void setUpBeforeClass() throws Exception {<a name="line.60"></a>
+<span class="sourceLineNo">061</span> // Set RPC size limit to 10kb (will be applied to both source and sink clusters)<a name="line.61"></a>
+<span class="sourceLineNo">062</span> conf1.setInt(RpcServer.MAX_REQUEST_SIZE, 1024 * 10);<a name="line.62"></a>
+<span class="sourceLineNo">063</span> TestReplicationBase.setUpBeforeClass();<a name="line.63"></a>
+<span class="sourceLineNo">064</span> admin.removePeer("2"); // Remove the peer set up for us by base class<a name="line.64"></a>
+<span class="sourceLineNo">065</span> }<a name="line.65"></a>
+<span class="sourceLineNo">066</span><a name="line.66"></a>
+<span class="sourceLineNo">067</span> @Test<a name="line.67"></a>
+<span class="sourceLineNo">068</span> public void testReplicatorBatching() throws Exception {<a name="line.68"></a>
+<span class="sourceLineNo">069</span> // Clear the tables<a name="line.69"></a>
+<span class="sourceLineNo">070</span> truncateTable(utility1, tableName);<a name="line.70"></a>
+<span class="sourceLineNo">071</span> truncateTable(utility2, tableName);<a name="line.71"></a>
+<span class="sourceLineNo">072</span><a name="line.72"></a>
+<span class="sourceLineNo">073</span> // Replace the peer set up for us by the base class with a wrapper for this test<a name="line.73"></a>
+<span class="sourceLineNo">074</span> admin.addPeer("testReplicatorBatching",<a name="line.74"></a>
+<span class="sourceLineNo">075</span> new ReplicationPeerConfig().setClusterKey(utility2.getClusterKey())<a name="line.75"></a>
+<span class="sourceLineNo">076</span> .setReplicationEndpointImpl(ReplicationEndpointForTest.class.getName()), null);<a name="line.76"></a>
+<span class="sourceLineNo">077</span><a name="line.77"></a>
+<span class="sourceLineNo">078</span> ReplicationEndpointForTest.setBatchCount(0);<a name="line.78"></a>
+<span class="sourceLineNo">079</span> ReplicationEndpointForTest.setEntriesCount(0);<a name="line.79"></a>
+<span class="sourceLineNo">080</span> try {<a name="line.80"></a>
+<span class="sourceLineNo">081</span> ReplicationEndpointForTest.pause();<a name="line.81"></a>
+<span class="sourceLineNo">082</span> try {<a name="line.82"></a>
+<span class="sourceLineNo">083</span> // Queue up a bunch of cells of size 8K. Because of RPC size limits, they will all<a name="line.83"></a>
+<span class="sourceLineNo">084</span> // have to be replicated separately.<a name="line.84"></a>
+<span class="sourceLineNo">085</span> final byte[] valueBytes = new byte[8 *1024];<a name="line.85"></a>
+<span class="sourceLineNo">086</span> for (int i = 0; i < NUM_ROWS; i++) {<a name="line.86"></a>
+<span class="sourceLineNo">087</span> htable1.put(new Put(("row"+Integer.toString(i)).getBytes())<a name="line.87"></a>
+<span class="sourceLineNo">088</span> .addColumn(famName, null, valueBytes)<a name="line.88"></a>
+<span class="sourceLineNo">089</span> );<a name="line.89"></a>
+<span class="sourceLineNo">090</span> }<a name="line.90"></a>
+<span class="sourceLineNo">091</span> } finally {<a name="line.91"></a>
+<span class="sourceLineNo">092</span> ReplicationEndpointForTest.resume();<a name="line.92"></a>
+<span class="sourceLineNo">093</span> }<a name="line.93"></a>
+<span class="sourceLineNo">094</span><a name="line.94"></a>
+<span class="sourceLineNo">095</span> // Wait for replication to complete.<a name="line.95"></a>
+<span class="sourceLineNo">096</span> Waiter.waitFor(conf1, 60000, new Waiter.ExplainingPredicate<Exception>() {<a name="line.96"></a>
+<span class="sourceLineNo">097</span> @Override<a name="line.97"></a>
+<span class="sourceLineNo">098</span> public boolean evaluate() throws Exception {<a name="line.98"></a>
+<span class="sourceLineNo">099</span> return ReplicationEndpointForTest.getBatchCount() >= NUM_ROWS;<a name="line.99"></a>
+<span class="sourceLineNo">100</span> }<a name="line.100"></a>
+<span class="sourceLineNo">101</span><a name="line.101"></a>
+<span class="sourceLineNo">102</span> @Override<a name="line.102"></a>
+<span class="sourceLineNo">103</span> public String explainFailure() throws Exception {<a name="line.103"></a>
+<span class="sourceLineNo">104</span> return "We waited too long for expected replication of " + NUM_ROWS + " entries";<a name="line.104"></a>
+<span class="sourceLineNo">105</span> }<a name="line.105"></a>
+<span class="sourceLineNo">106</span> });<a name="line.106"></a>
+<span class="sourceLineNo">107</span><a name="line.107"></a>
+<span class="sourceLineNo">108</span> assertEquals("We sent an incorrect number of batches", NUM_ROWS,<a name="line.108"></a>
+<span class="sourceLineNo">109</span> ReplicationEndpointForTest.getBatchCount());<a name="line.109"></a>
+<span class="sourceLineNo">110</span> assertEquals("We did not replicate enough rows", NUM_ROWS,<a name="line.110"></a>
+<span class="sourceLineNo">111</span> utility2.countRows(htable2));<a name="line.111"></a>
+<span class="sourceLineNo">112</span> } finally {<a name="line.112"></a>
+<span class="sourceLineNo">113</span> admin.removePeer("testReplicatorBatching");<a name="line.113"></a>
+<span class="sourceLineNo">114</span> }<a name="line.114"></a>
+<span class="sourceLineNo">115</span> }<a name="line.115"></a>
+<span class="sourceLineNo">116</span><a name="line.116"></a>
+<span class="sourceLineNo">117</span> @Test<a name="line.117"></a>
+<span class="sourceLineNo">118</span> public void testReplicatorWithErrors() throws Exception {<a name="line.118"></a>
+<span class="sourceLineNo">119</span> // Clear the tables<a name="line.119"></a>
+<span class="sourceLineNo">120</span> truncateTable(utility1, tableName);<a name="line.120"></a>
+<span class="sourceLineNo">121</span> truncateTable(utility2, tableName);<a name="line.121"></a>
+<span class="sourceLineNo">122</span><a name="line.122"></a>
+<span class="sourceLineNo">123</span> // Replace the peer set up for us by the base class with a wrapper for this test<a name="line.123"></a>
+<span class="sourceLineNo">124</span> admin.addPeer("testReplicatorWithErrors",<a name="line.124"></a>
+<span class="sourceLineNo">125</span> new ReplicationPeerConfig().setClusterKey(utility2.getClusterKey())<a name="line.125"></a>
+<span class="sourceLineNo">126</span> .setReplicationEndpointImpl(FailureInjectingReplicationEndpointForTest.class.getName()),<a name="line.126"></a>
+<span class="sourceLineNo">127</span> null);<a name="line.127"></a>
+<span class="sourceLineNo">128</span><a name="line.128"></a>
+<span class="sourceLineNo">129</span> FailureInjectingReplicationEndpointForTest.setBatchCount(0);<a name="line.129"></a>
+<span class="sourceLineNo">130</span> FailureInjectingReplicationEndpointForTest.setEntriesCount(0);<a name="line.130"></a>
+<span class="sourceLineNo">131</span> try {<a name="line.131"></a>
+<span class="sourceLineNo">132</span> FailureInjectingReplicationEndpointForTest.pause();<a name="line.132"></a>
+<span class="sourceLineNo">133</span> try {<a name="line.133"></a>
+<span class="sourceLineNo">134</span> // Queue up a bunch of cells of size 8K. Because of RPC size limits, they will all<a name="line.134"></a>
+<span class="sourceLineNo">135</span> // have to be replicated separately.<a name="line.135"></a>
+<span class="sourceLineNo">136</span> final byte[] valueBytes = new byte[8 *1024];<a name="line.136"></a>
+<span class="sourceLineNo">137</span> for (int i = 0; i < NUM_ROWS; i++) {<a name="line.137"></a>
+<span class="sourceLineNo">138</span> htable1.put(new Put(("row"+Integer.toString(i)).getBytes())<a name="line.138"></a>
+<span class="sourceLineNo">139</span> .addColumn(famName, null, valueBytes)<a name="line.139"></a>
+<span class="sourceLineNo">140</span> );<a name="line.140"></a>
+<span class="sourceLineNo">141</span> }<a name="line.141"></a>
+<span class="sourceLineNo">142</span> } finally {<a name="line.142"></a>
+<span class="sourceLineNo">143</span> FailureInjectingReplicationEndpointForTest.resume();<a name="line.143"></a>
+<span class="sourceLineNo">144</span> }<a name="line.144"></a>
+<span class="sourceLineNo">145</span><a name="line.145"></a>
+<span class="sourceLineNo">146</span> // Wait for replication to complete.<a name="line.146"></a>
+<span class="sourceLineNo">147</span> // We can expect 10 batches<a name="line.147"></a>
+<span class="sourceLineNo">148</span> Waiter.waitFor(conf1, 60000, new Waiter.ExplainingPredicate<Exception>() {<a name="line.148"></a>
+<span class="sourceLineNo">149</span> @Override<a name="line.149"></a>
+<span class="sourceLineNo">150</span> public boolean evaluate() throws Exception {<a name="line.150"></a>
+<span class="sourceLineNo">151</span> return FailureInjectingReplicationEndpointForTest.getEntriesCount() >= NUM_ROWS;<a name="line.151"></a>
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+<span class="sourceLineNo">153</span><a name="line.153"></a>
+<span class="sourceLineNo">154</span> @Override<a name="line.154"></a>
+<span class="sourceLineNo">155</span> public String explainFailure() throws Exception {<a name="line.155"></a>
+<span class="sourceLineNo">156</span> return "We waited too long for expected replication of " + NUM_ROWS + " entries";<a name="line.156"></a>
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+<span class="sourceLineNo">158</span> });<a name="line.158"></a>
+<span class="sourceLineNo">159</span><a name="line.159"></a>
+<span class="sourceLineNo">160</span> assertEquals("We did not replicate enough rows", NUM_ROWS,<a name="line.160"></a>
+<span class="sourceLineNo">161</span> utility2.countRows(htable2));<a name="line.161"></a>
+<span class="sourceLineNo">162</span> } finally {<a name="line.162"></a>
+<span class="sourceLineNo">163</span> admin.removePeer("testReplicatorWithErrors");<a name="line.163"></a>
+<span class="sourceLineNo">164</span> }<a name="line.164"></a>
+<span class="sourceLineNo">165</span> }<a name="line.165"></a>
+<span class="sourceLineNo">166</span><a name="line.166"></a>
+<span class="sourceLineNo">167</span> @AfterClass<a name="line.167"></a>
+<span class="sourceLineNo">168</span> public static void tearDownAfterClass() throws Exception {<a name="line.168"></a>
+<span class="sourceLineNo">169</span> TestReplicationBase.tearDownAfterClass();<a name="line.169"></a>
+<span class="sourceLineNo">170</span> }<a name="line.170"></a>
+<span class="sourceLineNo">171</span><a name="line.171"></a>
+<span class="sourceLineNo">172</span> private void truncateTable(HBaseTestingUtility util, TableName tablename) throws IOException {<a name="line.172"></a>
+<span class="sourceLineNo">173</span> HBaseAdmin admin = util.getHBaseAdmin();<a name="line.173"></a>
+<span class="sourceLineNo">174</span> admin.disableTable(tableName);<a name="line.174"></a>
+<span class="sourceLineNo">175</span> admin.truncateTable(tablename, false);<a name="line.175"></a>
+<span class="sourceLineNo">176</span> }<a name="line.176"></a>
+<span class="sourceLineNo">177</span><a name="line.177"></a>
+<span class="sourceLineNo">178</span> public static class ReplicationEndpointForTest extends HBaseInterClusterReplicationEndpoint {<a name="line.178"></a>
+<span class="sourceLineNo">179</span><a name="line.179"></a>
+<span class="sourceLineNo">180</span> private static int batchCount;<a name="line.180"></a>
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+<span class="sourceLineNo">184</span><a name="line.184"></a>
+<span class="sourceLineNo">185</span> public static void resume() {<a name="line.185"></a>
+<span class="sourceLineNo">186</span> useLatch.set(false);<a name="line.186"></a>
+<span class="sourceLineNo">187</span> synchronized (latch) {<a name="line.187"></a>
+<span class="sourceLineNo">188</span> latch.notifyAll();<a name="line.188"></a>
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+<span class="sourceLineNo">197</span> if (useLatch.get()) {<a name="line.197"></a>
+<span class="sourceLineNo">198</span> LOG.info("Waiting on latch");<a name="line.198"></a>
+<span class="sourceLineNo">199</span> latch.wait();<a name="line.199"></a>
+<span class="sourceLineNo">200</span> LOG.info("Waited on latch, now proceeding");<a name="line.200"></a>
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+<span class="sourceLineNo">204</span> public static int getBatchCount() {<a name="line.204"></a>
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+<span class="sourceLineNo">206</span> }<a name="line.206"></a>
+<span class="sourceLineNo">207</span><a name="line.207"></a>
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+<span class="sourceLineNo">210</span> }<a name="line.210"></a>
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+<span class="sourceLineNo">212</span> public static int getEntriesCount() {<a name="line.212"></a>
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+<span class="sourceLineNo">214</span> }<a name="line.214"></a>
+<span class="sourceLineNo">215</span><a name="line.215"></a>
+<span class="sourceLineNo">216</span> public static void setEntriesCount(int i) {<a name="line.216"></a>
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+<span class="sourceLineNo">218</span> }<a name="line.218"></a>
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+<span class="sourceLineNo">222</span> public ReplicatorForTest(List<Entry> entries, int ordinal) {<a name="line.222"></a>
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+<span class="sourceLineNo">227</span> protected void replicateEntries(BlockingInterface rrs, final List<Entry> entries,<a name="line.227"></a>
+<span class="sourceLineNo">228</span> String replicationClusterId, Path baseNamespaceDir, Path hfileArchiveDir)<a name="line.228"></a>
+<span class="sourceLineNo">229</span> throws IOException {<a name="line.229"></a>
+<span class="sourceLineNo">230</span> try {<a name="line.230"></a>
+<span class="sourceLineNo">231</span> long size = 0;<a name="line.231"></a>
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+<span class="sourceLineNo">395</span> ClearCompactionQueuesRequest request) throws ServiceException {<a name="line.395"></a>
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+<span class="sourceLineNo">404</span> }<a name="line.404"></a>
+<span class="sourceLineNo">405</span><a name="line.405"></a>
+<span class="sourceLineNo">406</span> public class FailureInjectingReplicatorForTest extends ReplicatorForTest {<a name="line.406"></a>
+<span class="sourceLineNo">407</span><a name="line.407"></a>
+<span class="sourceLineNo">408</span> public FailureInjectingReplicatorForTest(List<Entry> entries, int ordinal) {<a name="line.408"></a>
+<span class="sourceLineNo">409</span> super(entries, ordinal);<a name="line.409"></a>
+<span class="sourceLineNo">410</span> }<a name="line.410"></a>
+<span class="sourceLineNo">411</span><a name="line.411"></a>
+<span class="sourceLineNo">412</span> @Override<a name="line.412"></a>
+<span class="sourceLineNo">413</span> protected void replicateEntries(BlockingInterface rrs, List<Entry> entries,<a name="line.413"></a>
+<span class="sourceLineNo">414</span> String replicationClusterId, Path baseNamespaceDir, Path hfileArchiveDir)<a name="line.414"></a>
+<span class="sourceLineNo">415</span> throws IOException {<a name="line.415"></a>
+<span class="sourceLineNo">416</span> super.replicateEntries(new FailureInjectingBlockingInterface(rrs), entries,<a name="line.416"></a>
+<span class="sourceLineNo">417</span> replicationClusterId, baseNamespaceDir, hfileArchiveDir);<a name="line.417"></a>
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+<span class="sourceLineNo">420</span><a name="line.420"></a>
+<span class="sourceLineNo">421</span> @Override<a name="line.421"></a>
+<span class="sourceLineNo">422</span> protected Replicator createReplicator(List<Entry> entries, int ordinal) {<a name="line.422"></a>
+<span class="sourceLineNo">423</span> return new FailureInjectingReplicatorForTest(entries, ordinal);<a name="line.423"></a>
+<span class="sourceLineNo">424</span> }<a name="line.424"></a>
+<span class="sourceLineNo">425</span> }<a name="line.425"></a>
+<span class="sourceLineNo">426</span><a name="line.426"></a>
+<span class="sourceLineNo">427</span>}<a name="line.427"></a>
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+</pre>
+</div>
+</body>
+</html>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/f4ba10c1/testdevapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/TestReplicator.ReplicationEndpointForTest.html
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diff --git a/testdevapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/TestReplicator.ReplicationEndpointForTest.html b/testdevapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/TestReplicator.ReplicationEndpointForTest.html
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+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<html lang="en">
+<head>
+<title>Source code</title>
+<link rel="stylesheet" type="text/css" href="../../../../../../../stylesheet.css" title="Style">
+</head>
+<body>
+<div class="sourceContainer">
+<pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a>
+<span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a>
+<span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a>
+<span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a>
+<span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a>
+<span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a>
+<span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a>
+<span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a>
+<span class="sourceLineNo">009</span> *<a name="line.9"></a>
+<span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a>
+<span class="sourceLineNo">011</span> *<a name="line.11"></a>
+<span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a>
+<span class="sourceLineNo">013</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a>
+<span class="sourceLineNo">014</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a>
+<span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a>
+<span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a>
+<span class="sourceLineNo">017</span> */<a name="line.17"></a>
+<span class="sourceLineNo">018</span>package org.apache.hadoop.hbase.replication.regionserver;<a name="line.18"></a>
+<span class="sourceLineNo">019</span><a name="line.19"></a>
+<span class="sourceLineNo">020</span>import static org.junit.Assert.assertEquals;<a name="line.20"></a>
+<span class="sourceLineNo">021</span><a name="line.21"></a>
+<span class="sourceLineNo">022</span>import java.io.IOException;<a name="line.22"></a>
+<span class="sourceLineNo">023</span>import java.util.List;<a name="line.23"></a>
+<span class="sourceLineNo">024</span>import java.util.concurrent.atomic.AtomicBoolean;<a name="line.24"></a>
+<span class="sourceLineNo">025</span><a name="line.25"></a>
+<span class="sourceLineNo">026</span>import org.apache.commons.logging.Log;<a name="line.26"></a>
+<span class="sourceLineNo">027</span>import org.apache.commons.logging.LogFactory;<a name="line.27"></a>
+<span class="sourceLineNo">028</span>import org.apache.hadoop.fs.Path;<a name="line.28"></a>
+<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.HBaseTestingUtility;<a name="line.29"></a>
+<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.TableName;<a name="line.30"></a>
+<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.Waiter;<a name="line.31"></a>
+<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.client.HBaseAdmin;<a name="line.32"></a>
+<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.client.Put;<a name="line.33"></a>
+<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.ipc.RpcServer;<a name="line.34"></a>
+<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.QuotaProtos.GetSpaceQuotaSnapshotsRequest;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.QuotaProtos.GetSpaceQuotaSnapshotsResponse;<a name="line.37"></a>
+<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.*;<a name="line.38"></a>
+<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.shaded.com.google.protobuf.RpcController;<a name="line.39"></a>
+<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.shaded.com.google.protobuf.ServiceException;<a name="line.40"></a>
+<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.replication.ReplicationPeerConfig;<a name="line.41"></a>
+<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.replication.TestReplicationBase;<a name="line.42"></a>
+<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.replication.regionserver.HBaseInterClusterReplicationEndpoint;<a name="line.43"></a>
+<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.44"></a>
+<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.wal.WAL.Entry;<a name="line.45"></a>
+<span class="sourceLineNo">046</span><a name="line.46"></a>
+<span class="sourceLineNo">047</span>import org.junit.AfterClass;<a name="line.47"></a>
+<span class="sourceLineNo">048</span>import org.junit.BeforeClass;<a name="line.48"></a>
+<span class="sourceLineNo">049</span>import org.junit.Test;<a name="line.49"></a>
+<span class="sourceLineNo">050</span>import org.junit.experimental.categories.Category;<a name="line.50"></a>
+<span class="sourceLineNo">051</span><a name="line.51"></a>
+<span class="sourceLineNo">052</span><a name="line.52"></a>
+<span class="sourceLineNo">053</span>@Category(MediumTests.class)<a name="line.53"></a>
+<span class="sourceLineNo">054</span>public class TestReplicator extends TestReplicationBase {<a name="line.54"></a>
+<span class="sourceLineNo">055</span><a name="line.55"></a>
+<span class="sourceLineNo">056</span> static final Log LOG = LogFactory.getLog(TestReplicator.class);<a name="line.56"></a>
+<span class="sourceLineNo">057</span> static final int NUM_ROWS = 10;<a name="line.57"></a>
+<span class="sourceLineNo">058</span><a name="line.58"></a>
+<span class="sourceLineNo">059</span> @BeforeClass<a name="line.59"></a>
+<span class="sourceLineNo">060</span> public static void setUpBeforeClass() throws Exception {<a name="line.60"></a>
+<span class="sourceLineNo">061</span> // Set RPC size limit to 10kb (will be applied to both source and sink clusters)<a name="line.61"></a>
+<span class="sourceLineNo">062</span> conf1.setInt(RpcServer.MAX_REQUEST_SIZE, 1024 * 10);<a name="line.62"></a>
+<span class="sourceLineNo">063</span> TestReplicationBase.setUpBeforeClass();<a name="line.63"></a>
+<span class="sourceLineNo">064</span> admin.removePeer("2"); // Remove the peer set up for us by base class<a name="line.64"></a>
+<span class="sourceLineNo">065</span> }<a name="line.65"></a>
+<span class="sourceLineNo">066</span><a name="line.66"></a>
+<span class="sourceLineNo">067</span> @Test<a name="line.67"></a>
+<span class="sourceLineNo">068</span> public void testReplicatorBatching() throws Exception {<a name="line.68"></a>
+<span class="sourceLineNo">069</span> // Clear the tables<a name="line.69"></a>
+<span class="sourceLineNo">070</span> truncateTable(utility1, tableName);<a name="line.70"></a>
+<span class="sourceLineNo">071</span> truncateTable(utility2, tableName);<a name="line.71"></a>
+<span class="sourceLineNo">072</span><a name="line.72"></a>
+<span class="sourceLineNo">073</span> // Replace the peer set up for us by the base class with a wrapper for this test<a name="line.73"></a>
+<span class="sourceLineNo">074</span> admin.addPeer("testReplicatorBatching",<a name="line.74"></a>
+<span class="sourceLineNo">075</span> new ReplicationPeerConfig().setClusterKey(utility2.getClusterKey())<a name="line.75"></a>
+<span class="sourceLineNo">076</span> .setReplicationEndpointImpl(ReplicationEndpointForTest.class.getName()), null);<a name="line.76"></a>
+<span class="sourceLineNo">077</span><a name="line.77"></a>
+<span class="sourceLineNo">078</span> ReplicationEndpointForTest.setBatchCount(0);<a name="line.78"></a>
+<span class="sourceLineNo">079</span> ReplicationEndpointForTest.setEntriesCount(0);<a name="line.79"></a>
+<span class="sourceLineNo">080</span> try {<a name="line.80"></a>
+<span class="sourceLineNo">081</span> ReplicationEndpointForTest.pause();<a name="line.81"></a>
+<span class="sourceLineNo">082</span> try {<a name="line.82"></a>
+<span class="sourceLineNo">083</span> // Queue up a bunch of cells of size 8K. Because of RPC size limits, they will all<a name="line.83"></a>
+<span class="sourceLineNo">084</span> // have to be replicated separately.<a name="line.84"></a>
+<span class="sourceLineNo">085</span> final byte[] valueBytes = new byte[8 *1024];<a name="line.85"></a>
+<span class="sourceLineNo">086</span> for (int i = 0; i < NUM_ROWS; i++) {<a name="line.86"></a>
+<span class="sourceLineNo">087</span> htable1.put(new Put(("row"+Integer.toString(i)).getBytes())<a name="line.87"></a>
+<span class="sourceLineNo">088</span> .addColumn(famName, null, valueBytes)<a name="line.88"></a>
+<span class="sourceLineNo">089</span> );<a name="line.89"></a>
+<span class="sourceLineNo">090</span> }<a name="line.90"></a>
+<span class="sourceLineNo">091</span> } finally {<a name="line.91"></a>
+<span class="sourceLineNo">092</span> ReplicationEndpointForTest.resume();<a name="line.92"></a>
+<span class="sourceLineNo">093</span> }<a name="line.93"></a>
+<span class="sourceLineNo">094</span><a name="line.94"></a>
+<span class="sourceLineNo">095</span> // Wait for replication to complete.<a name="line.95"></a>
+<span class="sourceLineNo">096</span> Waiter.waitFor(conf1, 60000, new Waiter.ExplainingPredicate<Exception>() {<a name="line.96"></a>
+<span class="sourceLineNo">097</span> @Override<a name="line.97"></a>
+<span class="sourceLineNo">098</span> public boolean evaluate() throws Exception {<a name="line.98"></a>
+<span class="sourceLineNo">099</span> return ReplicationEndpointForTest.getBatchCount() >= NUM_ROWS;<a name="line.99"></a>
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+<span class="sourceLineNo">102</span> @Override<a name="line.102"></a>
+<span class="sourceLineNo">103</span> public String explainFailure() throws Exception {<a name="line.103"></a>
+<span class="sourceLineNo">104</span> return "We waited too long for expected replication of " + NUM_ROWS + " entries";<a name="line.104"></a>
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+<span class="sourceLineNo">106</span> });<a name="line.106"></a>
+<span class="sourceLineNo">107</span><a name="line.107"></a>
+<span class="sourceLineNo">108</span> assertEquals("We sent an incorrect number of batches", NUM_ROWS,<a name="line.108"></a>
+<span class="sourceLineNo">109</span> ReplicationEndpointForTest.getBatchCount());<a name="line.109"></a>
+<span class="sourceLineNo">110</span> assertEquals("We did not replicate enough rows", NUM_ROWS,<a name="line.110"></a>
+<span class="sourceLineNo">111</span> utility2.countRows(htable2));<a name="line.111"></a>
+<span class="sourceLineNo">112</span> } finally {<a name="line.112"></a>
+<span class="sourceLineNo">113</span> admin.removePeer("testReplicatorBatching");<a name="line.113"></a>
+<span class="sourceLineNo">114</span> }<a name="line.114"></a>
+<span class="sourceLineNo">115</span> }<a name="line.115"></a>
+<span class="sourceLineNo">116</span><a name="line.116"></a>
+<span class="sourceLineNo">117</span> @Test<a name="line.117"></a>
+<span class="sourceLineNo">118</span> public void testReplicatorWithErrors() throws Exception {<a name="line.118"></a>
+<span class="sourceLineNo">119</span> // Clear the tables<a name="line.119"></a>
+<span class="sourceLineNo">120</span> truncateTable(utility1, tableName);<a name="line.120"></a>
+<span class="sourceLineNo">121</span> truncateTable(utility2, tableName);<a name="line.121"></a>
+<span class="sourceLineNo">122</span><a name="line.122"></a>
+<span class="sourceLineNo">123</span> // Replace the peer set up for us by the base class with a wrapper for this test<a name="line.123"></a>
+<span class="sourceLineNo">124</span> admin.addPeer("testReplicatorWithErrors",<a name="line.124"></a>
+<span class="sourceLineNo">125</span> new ReplicationPeerConfig().setClusterKey(utility2.getClusterKey())<a name="line.125"></a>
+<span class="sourceLineNo">126</span> .setReplicationEndpointImpl(FailureInjectingReplicationEndpointForTest.class.getName()),<a name="line.126"></a>
+<span class="sourceLineNo">127</span> null);<a name="line.127"></a>
+<span class="sourceLineNo">128</span><a name="line.128"></a>
+<span class="sourceLineNo">129</span> FailureInjectingReplicationEndpointForTest.setBatchCount(0);<a name="line.129"></a>
+<span class="sourceLineNo">130</span> FailureInjectingReplicationEndpointForTest.setEntriesCount(0);<a name="line.130"></a>
+<span class="sourceLineNo">131</span> try {<a name="line.131"></a>
+<span class="sourceLineNo">132</span> FailureInjectingReplicationEndpointForTest.pause();<a name="line.132"></a>
+<span class="sourceLineNo">133</span> try {<a name="line.133"></a>
+<span class="sourceLineNo">134</span> // Queue up a bunch of cells of size 8K. Because of RPC size limits, they will all<a name="line.134"></a>
+<span class="sourceLineNo">135</span> // have to be replicated separately.<a name="line.135"></a>
+<span class="sourceLineNo">136</span> final byte[] valueBytes = new byte[8 *1024];<a name="line.136"></a>
+<span class="sourceLineNo">137</span> for (int i = 0; i < NUM_ROWS; i++) {<a name="line.137"></a>
+<span class="sourceLineNo">138</span> htable1.put(new Put(("row"+Integer.toString(i)).getBytes())<a name="line.138"></a>
+<span class="sourceLineNo">139</span> .addColumn(famName, null, valueBytes)<a name="line.139"></a>
+<span class="sourceLineNo">140</span> );<a name="line.140"></a>
+<span class="sourceLineNo">141</span> }<a name="line.141"></a>
+<span class="sourceLineNo">142</span> } finally {<a name="line.142"></a>
+<span class="sourceLineNo">143</span> FailureInjectingReplicationEndpointForTest.resume();<a name="line.143"></a>
+<span class="sourceLineNo">144</span> }<a name="line.144"></a>
+<span class="sourceLineNo">145</span><a name="line.145"></a>
+<span class="sourceLineNo">146</span> // Wait for replication to complete.<a name="line.146"></a>
+<span class="sourceLineNo">147</span> // We can expect 10 batches<a name="line.147"></a>
+<span class="sourceLineNo">148</span> Waiter.waitFor(conf1, 60000, new Waiter.ExplainingPredicate<Exception>() {<a name="line.148"></a>
+<span class="sourceLineNo">149</span> @Override<a name="line.149"></a>
+<span class="sourceLineNo">150</span> public boolean evaluate() throws Exception {<a name="line.150"></a>
+<span class="sourceLineNo">151</span> return FailureInjectingReplicationEndpointForTest.getEntriesCount() >= NUM_ROWS;<a name="line.151"></a>
+<span class="sourceLineNo">152</span> }<a name="line.152"></a>
+<span class="sourceLineNo">153</span><a name="line.153"></a>
+<span class="sourceLineNo">154</span> @Override<a name="line.154"></a>
+<span class="sourceLineNo">155</span> public String explainFailure() throws Exception {<a name="line.155"></a>
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+<span class="sourceLineNo">158</span> });<a name="line.158"></a>
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+<span class="sourceLineNo">160</span> assertEquals("We did not replicate enough rows", NUM_ROWS,<a name="line.160"></a>
+<span class="sourceLineNo">161</span> utility2.countRows(htable2));<a name="line.161"></a>
+<span class="sourceLineNo">162</span> } finally {<a name="line.162"></a>
+<span class="sourceLineNo">163</span> admin.removePeer("testReplicatorWithErrors");<a name="line.163"></a>
+<span class="sourceLineNo">164</span> }<a name="line.164"></a>
+<span class="sourceLineNo">165</span> }<a name="line.165"></a>
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+<span class="sourceLineNo">167</span> @AfterClass<a name="line.167"></a>
+<span class="sourceLineNo">168</span> public static void tearDownAfterClass() throws Exception {<a name="line.168"></a>
+<span class="sourceLineNo">169</span> TestReplicationBase.tearDownAfterClass();<a name="line.169"></a>
+<span class="sourceLineNo">170</span> }<a name="line.170"></a>
+<span class="sourceLineNo">171</span><a name="line.171"></a>
+<span class="sourceLineNo">172</span> private void truncateTable(HBaseTestingUtility util, TableName tablename) throws IOException {<a name="line.172"></a>
+<span class="sourceLineNo">173</span> HBaseAdmin admin = util.getHBaseAdmin();<a name="line.173"></a>
+<span class="sourceLineNo">174</span> admin.disableTable(tableName);<a name="line.174"></a>
+<span class="sourceLineNo">175</span> admin.truncateTable(tablename, false);<a name="line.175"></a>
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+<span class="sourceLineNo">184</span><a name="line.184"></a>
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+<span class="sourceLineNo">187</span> synchronized (latch) {<a name="line.187"></a>
+<span class="sourceLineNo">188</span> latch.notifyAll();<a name="line.188"></a>
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+<span class="sourceLineNo">194</span> }<a name="line.194"></a>
+<span class="sourceLineNo">195</span><a name="line.195"></a>
+<span class="sourceLineNo">196</span> public static void await() throws InterruptedException {<a name="line.196"></a>
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+<span class="sourceLineNo">198</span> LOG.info("Waiting on latch");<a name="line.198"></a>
+<span class="sourceLineNo">199</span> latch.wait();<a name="line.199"></a>
+<span class="sourceLineNo">200</span> LOG.info("Waited on latch, now proceeding");<a name="line.200"></a>
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+<span class="sourceLineNo">220</span> public class ReplicatorForTest extends Replicator {<a name="line.220"></a>
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+<span class="sourceLineNo">222</span> public ReplicatorForTest(List<Entry> entries, int ordinal) {<a name="line.222"></a>
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+<span class="sourceLineNo">232</span> for (Entry e: entries) {<a name="line.232"></a>
+<span class="sourceLineNo">233</span> size += e.getKey().estimatedSerializedSizeOf();<a name="line.233"></a>
+<span class="sourceLineNo">234</span> size += e.getEdit().estimatedSerializedSizeOf();<a name="line.234"></a>
+<span class="sourceLineNo">235</span> }<a name="line.235"></a>
+<span class="sourceLineNo">236</span> LOG.info("Replicating batch " + System.identityHashCode(entries) + " of " +<a name="line.236"></a>
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+<span class="sourceLineNo">238</span> replicationClusterId);<a name="line.238"></a>
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+<span class="sourceLineNo">240</span> hfileArchiveDir);<a name="line.240"></a>
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+<span class="sourceLineNo">242</span> batchCount++;<a name="line.242"></a>
+<span class="sourceLineNo">243</span> LOG.info("Completed replicating batch " + System.identityHashCode(entries));<a name="line.243"></a>
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+</pre>
+</div>
+</body>
+</html>